N.Y. DOM Law § 75-G

§ 75-g. Notice to persons outside state. 1. Notice required for the\nexercise of jurisdiction when a person is outside this state shall be\ngiven in a manner prescribed by the law of this state for service of\nprocess, as provided in paragraph (a), (b) or (c) of this subdivision,\nor by the law of the state in which the service is made, as provided in\nparagraph (d) of this subdivision. Notice must be given in a manner\nreasonably calculated to give actual notice. If a person cannot be\nserved with notice within the state, the court shall require that such\nperson be served in a manner reasonably calculated to give actual\nnotice, as follows:\n (a) by personal delivery outside the state in the manner prescribed by\nsection three hundred thirteen of the civil practice law and rules; or\n (b) by any form of mail requesting a receipt; or\n (c) in such manner as the court, upon motion, directs, including\npublication, if service is impracticable under paragraph (a) or (b) of\nthis subdivision; or\n (d) in such manner as prescribed by the law of the state in which\nservice is made.\n 2. Proof of service outside the state shall be by affidavit of the\nindividual who made the service, or in the manner prescribed by the\norder pursuant to which service is made. If service is made by mail,\nproof may be by a receipt signed by the addressee or other evidence of\ndelivery to the addressee. Proof of service may also be in the manner\nprescribed by the law of the state in which the service is made.\n 3. Notice is not required for the exercise of jurisdiction with\nrespect to a person who submits to the jurisdiction of the court.\n